ubuntu-cve-2021-32029
Vulnerability from osv_ubuntu
Published
2021-05-13 00:00
Modified
2026-04-22 07:40
Summary
Details
A flaw was found in postgresql. Using an UPDATE ... RETURNING command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The highest threat from this vulnerability is to data confidentiality.
Severity
6.5 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libecpg-compat3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "libecpg6",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "libpgtypes3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "libpq5",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-client-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-contrib-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-doc-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-plperl-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-plpython-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-plpython3-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-pltcl-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
},
{
"binary_name": "postgresql-server-dev-9.3",
"binary_version": "9.3.24-0ubuntu0.14.04+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "postgresql-9.3",
"purl": "pkg:deb/ubuntu/postgresql-9.3@9.3.24-0ubuntu0.14.04+esm1?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"9.3.1-1",
"9.3.2-1",
"9.3.2-1ubuntu1",
"9.3.2-1ubuntu2",
"9.3.3-1",
"9.3.3-1bzr1",
"9.3.3-1bzr2",
"9.3.4-1",
"9.3.5-0ubuntu0.14.04.1",
"9.3.6-0ubuntu0.14.04",
"9.3.7-0ubuntu0.14.04",
"9.3.8-0ubuntu0.4.04",
"9.3.9-0ubuntu0.14.04",
"9.3.10-0ubuntu0.14.04",
"9.3.11-0ubuntu0.14.04",
"9.3.12-0ubuntu0.14.04",
"9.3.13-0ubuntu0.14.04",
"9.3.14-0ubuntu0.14.04",
"9.3.15-0ubuntu0.14.04",
"9.3.16-0ubuntu0.14.04",
"9.3.17-0ubuntu0.14.04",
"9.3.18-0ubuntu0.14.04.1",
"9.3.19-0ubuntu0.14.04",
"9.3.20-0ubuntu0.14.04",
"9.3.21-0ubuntu0.14.04",
"9.3.22-0ubuntu0.14.04",
"9.3.23-0ubuntu0.14.04",
"9.3.24-0ubuntu0.14.04",
"9.3.24-0ubuntu0.14.04+esm1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libecpg-compat3",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "libecpg6",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "libpgtypes3",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "libpq5",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-client-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-doc-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-plperl-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-plpython3-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-pltcl-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
},
{
"binary_name": "postgresql-server-dev-12",
"binary_version": "12.7-0ubuntu0.20.04.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "postgresql-12",
"purl": "pkg:deb/ubuntu/postgresql-12@12.7-0ubuntu0.20.04.1?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "12.7-0ubuntu0.20.04.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"12.0-1",
"12.1-1",
"12.1-2build1",
"12.2-1",
"12.2-1ubuntu2",
"12.2-4",
"12.4-0ubuntu0.20.04.1",
"12.5-0ubuntu0.20.04.1",
"12.6-0ubuntu0.20.04.1"
]
}
],
"aliases": [],
"details": "A flaw was found in postgresql. Using an UPDATE ... RETURNING command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The highest threat from this vulnerability is to data confidentiality.",
"id": "UBUNTU-CVE-2021-32029",
"modified": "2026-04-22T07:40:02Z",
"published": "2021-05-13T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-32029"
},
{
"type": "REPORT",
"url": "https://www.postgresql.org/about/news/postgresql-133-127-1112-1017-and-9622-released-2210/"
},
{
"type": "REPORT",
"url": "https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=a71cfc56bf6013e3ea1d673acaf73fe7ebbd6bf3"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4972-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-32029"
}
],
"related": [
"USN-4972-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2021-32029"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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